Miller C, Bly R, Cofer S, Dahl JP, de Serres L, Goudy S, Hartzell L, Jabbour N, Kacmarysnki D, Macarthur C, Messner A, Milczuk H, Rastatter J, Swibel Rosenthal LH, Scott A, Tollefson T, Woolley A, Zdanski C, Zopf DA, Sie K. Multicenter Interrater Reliability in the Endoscopic Assessment of Velopharyngeal Function Using a Video Instruction Tool. Otolaryngol Head Neck Surg. 2019 04; 160(4):720-728.